616433401630211 has 16 divisors (see below), whose sum is σ = 698577036304896. Its totient is φ = 539025490920000.

The previous prime is 616433401630171. The next prime is 616433401630289. The reversal of 616433401630211 is 112036104334616.

It is a cyclic number.

It is not a de Polignac number, because 616433401630211 - 2¹⁸ = 616433401368067 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616433401632211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9625423175 + ... + 9625487216.

It is an arithmetic number, because the mean of its divisors is an integer number (43661064769056).

Almost surely, 2^{616433401630211} is an apocalyptic number.

616433401630211 is a deficient number, since it is larger than the sum of its proper divisors (82143634674685).

616433401630211 is a wasteful number, since it uses less digits than its factorization.

616433401630211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19250910514.

The product of its (nonzero) digits is 186624, while the sum is 41.

Adding to 616433401630211 its reverse (112036104334616), we get a palindrome (728469505964827).

The spelling of 616433401630211 in words is "six hundred sixteen trillion, four hundred thirty-three billion, four hundred one million, six hundred thirty thousand, two hundred eleven".